There are many ways to perform calls through VitXi WebRTC. The easiest way is by selecting the user and then pressing one of the three options available:
, Audio/Video Call 
, Chat message
We can also use the Number Pad by pressing the 
button.
When a call is established, the following screen is displayed.
When there is an established call, the following options are displayed, which we will describe below.
Mute the microphone by selecting a new one from a list.
Enable/disable video casting or select a video source from a list.
Share screen.
Keyboard for sending DTMF tones
Put the call on hold.
Call transfer.
Add a new call to the call to put it in conference.
Hang up on the current call.
